import json
from datetime import datetime
from flask import render_template, flash, redirect, url_for, request, abort
from flask_login import current_user, login_required
from sqlalchemy import and_
from app import db
from app.main import bp
from app.utils import get_game_if_owner, save_player_caught_player_photo
from app.models import User, Game, Role, GamePlayer, PlayerCaughtPlayer, LocationEncoder
from app.main.forms import PlayerAddForm, UserCreateForm, CatchBunnyForm, PlayerUpdateForm


@bp.route('/game/<game_name>/adduser', methods=['GET', 'POST'])
@bp.route('/game/<game_name>/addplayer', methods=['GET', 'POST'])
@login_required
def add_player(game_name):
    game = get_game_if_owner(game_name)

    form_add = PlayerAddForm()
    form_add.role.choices = [(role.value, role.name) for role in Role]
    form_create = UserCreateForm()
    form_create.role.choices = [(role.value, role.name) for role in Role]

    if form_add.submit_add.data and form_add.validate_on_submit():
        user = User.query.filter_by(name=form_add.name.data).first_or_404()
        if user.player_in(game):
            flash(f'{user.name} is already a player in this game!')
            return redirect(url_for('main.game_dashboard', game_name=game.name))
        game.players.append(GamePlayer(user=user, role=Role(form_add.role.data)))
        db.session.commit()
        return redirect(url_for('main.game_dashboard', game_name=game.name))

    if form_create.submit_create.data and form_create.validate_on_submit():
        user = User(name=form_create.name.data)
        user.set_auth_hash()
        game.players.append(GamePlayer(user=user, role=Role(form_create.role.data)))
        db.session.commit()
        return redirect(url_for('main.game_dashboard', game_name=game.name))

    return render_template('add_player.html', title=f'Add User for {game_name}',
                           form_add=form_add, form_create=form_create, game=game)

@bp.route('/game/<game_name>/removeuser/<username>')
@bp.route('/game/<game_name>/removeplayer/<username>')
@login_required
def remove_player(game_name, username):
    game = get_game_if_owner(game_name)
    user = User.query.filter(and_(User.name == username, User.games.contains(game))).first_or_404()
    warning = game.remove_player(user)
    if warning:
        flash(warning)
    return redirect(url_for('main.game_dashboard', game_name=game.name))

@bp.route('/game/<game_name>/user/<username>', methods=['GET', 'POST'])
@bp.route('/game/<game_name>/player/<username>', methods=['GET', 'POST'])
@login_required
def game_player(game_name, username):
    game = get_game_if_owner(game_name)
    user = User.query.filter((User.name == username) & (User.games.contains(game))).first_or_404()
    player = user.player_in(game)

    # pylint: disable=no-member
    form = PlayerUpdateForm(role=player.role.name)
    form.role.choices = [(role.value, role.name) for role in Role]
    if request.method == 'GET':
        form.role.default = player.role.value
        form.process()

    if form.validate_on_submit():
        player.role = Role(form.role.data)
        print(form.role.data)
        db.session.commit()
        return redirect(url_for('main.game_dashboard', game_name=game.name))
    return render_template('game_player.html', title=f'{user.name} in {game_name}',
                           player=player, form=form, json=json, location_encoder=LocationEncoder)

@bp.route('/game/<game_name>/catch_bunny', methods=['GET', 'POST'])
@login_required
def catch_bunny(game_name):
    game = Game.query.filter_by(name=game_name).first_or_404()
    if current_user.role_in_game(game) is not Role.hunter:
        flash('Only hunters can catch bunnies!')
        abort(403)
    if not game.is_active():
        flash("Its not possible to catch a bunny before or after a game, "
              "or if the game is not in 'active' mode.")
        return redirect(url_for('main.game_dashboard', game_name=game.name))

    game_bunnies = game.bunnies()
    form = CatchBunnyForm()
    form.bunny.choices = [(player.user.id, player.user.name) for player in game_bunnies]

    if request.method == 'GET':
        parsed_bunny_name = request.args.get('bunny_name', default='', type=str)
        if parsed_bunny_name:
            bunny = [gameplayer for gameplayer in game_bunnies 
                     if gameplayer.user.name == parsed_bunny_name]
            if bunny:
                # pylint: disable=no-member
                form.bunny.default = bunny[0].user.id
                form.process()

    if form.validate_on_submit():
        bunny = [gameplayer for gameplayer in game_bunnies if gameplayer.user.id == form.bunny.data]
        if not bunny:
            flash('Please choose a bunny')
            return request.url
        bunny = bunny[0]

        pcp = PlayerCaughtPlayer(catching_player=current_user.player_in(game), 
                                 caught_player=bunny, timestamp=datetime.utcnow())
        save_player_caught_player_photo(form.photo.data, game, pcp)
        db.session.add(pcp)
        db.session.commit()
        flash(f"You caught {bunny.user.name}! "
              "The submitted photo will be reviewed by a game owner.")
        return redirect(url_for('main.game_dashboard', game_name=game.name))
    return render_template('catch_bunny.html', title='Catch Bunny', form=form, game=game)